Routine 212 - Engine Noise
ENGINE NOISE
| SYSTEM & COMPONENT(S) | GO TO: |
|---|---|
| SQUEAL, CLICK OR CHIRP Oil Levels (Low), Valve Train, Drive Belts (Loose), Belt Driven Components, EEC Solenoids | Perform a visual & audible inspection Check engine mechanical conditions |
| RUMBLE, GRIND Belt Driven Components | Perform a visual & audible inspection Check engine mechanical conditions |
| RATTLE Component (Loose) | Perform a visual & audible inspection Check engine mechanical conditions |
| HISS Thermactor, Vacuum Distribution & Induction Systems Leak, Spark Plug (Loose) Cooling System (Leak) EVAP System (Leak) | See BASIC TESTING Perform a visual & audible inspection Perform a visual inspection |
| RAP, ROAR Exhaust System (Leak), Pulse Air System (Air Cleaner) | Check Exhaust System Perform a visual & audible inspection |
| KNOCK Connecting Rod Bearing & Main Bearing (Worn), Piston Pin (Loose), Piston to Bore Clearance (Cold Engine) Mechanical Fuel Pump Detonation | Check Engine mechanical conditions Go to ROUTINE 215 |